Installation, Operation and Maintenance Manual
󲷇H-A058-E-12󲷈 Diaphragm Valve, True Union Diaphragm Valve (15-50mm, 1/2”-2”) Pneumatic Actuated Type AI
19
<Adjustment of opening / closing speed procedure>
Double action type
Spanner wrench
Procedure
1) Turn right the adjustment knob of the solenoid valve fully.
* Avoid excessive tightening.
(The speed controller can be damaged.)
2) Supply the air to the solenoid valve.
3) Apply regular rated voltage to solenoid valve, and turn left
the open side adjustment knob little by little.
4) Turn off the solenoid valve, and turn left the close side
adjustment knob little by little.
5) Repeat item 3), 4) to adjust the opening / closing speed
required.
6) When the adjustment is finished, fix the adjustment knob
with locking nuts.
* Avoid excessive tightening.
(The locking nut can be damaged.)
Necessary items
For Double action type with solenoid valve
Speed up
Adjustment knob
Locking knob
Speed up
Open side
Speed down
Close side
Speed down
For Double action type with speed controller
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